| 1. | Two major kinds of nucleic acids are found in living things: deoxyribonucleic acid or dna and ribonucleic acid or rna .
生物中存在着两大类核酸：脱氧核糖酸和核糖核酸。
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| 2. | Two major kinds of nucleic acids are found in living things: deoxyribonucleic acid or dna and ribonucleic acid or rna .
生物体中存在着两大类核酸：脱氧核糖核酸和核糖核酸。
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| 3. | " for their discovery of the mechanisms in the biological synthesis of ribonucleic acid and deoxyribonucleic acid
发现rna和dna的生物合成机制与
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| 4. | Influence of properties of chitosan nanocarrier material on immune activity of anti - hepatitis b immune ribonucleic acid
壳聚糖纳米载体材料性能对抗乙肝免疫核糖核酸免疫活性的影响
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| 5. | The nucleolus is dark , however , and the cvtoplasm is filled with clumps of darkly stained , basophilic material , implying a content of ribonucleic acid
核仁深染，胞浆充满深染的嗜碱性颗粒，提示含有核糖核酸。
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| 6. | Extracting ribonucleic acid from discarded brewers yeast was studied and alkali method was compared with salt meathod . the result showed that salt method was better than alkali one
摘要通过从啤酒废水生产的酵母中提取核糖核酸的实验，对稀碱法和浓盐法从操作步骤、产品产率等几方面进行比较，从而得出浓盐法优于稀碱法的结论。
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